Home / 17,728,159.50-38,819,343.38

Finding the Third Proportional to 17,728,159.50 and 38,819,343.38

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Solution

The third proportional to 17,728,159.50 and 38,819,343.38 is: 85,002,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728,159.50 : 38,819,343.38 = 38,819,343.38 : x
  2. Step 2: Convert to fraction form
    17,728,159.50/38,819,343.38 = 38,819,343.38/x
  3. Step 3: Cross multiply
    17,728,159.50x = 38,819,343.38 × 38,819,343.38
  4. Step 4: Simplify right side
    17,728,159.50x = 1,506,941,420,066,156.50
  5. Step 5: Solve for x
    x = 1,506,941,420,066,156.50/17,728,159.50
  6. Step 6: Final answer
    x = 85,002,699.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.